U.S. Marines load 75mm shells aboard M4A2 tank in Okinawa Tank Service Park at end of World War II.

U.S. Marines, of the 6th Tank Battalion, at an ammunition dump in Okinawa Tank Service Park, right after the end of World War 2. They open wooden cases and unbundle 75mm shells, which they pass hand-to-hand, up to a marine in the turret of an M4A2 tank.